Misconduct Involving Massachusetts Department of Revenue Employees

The Department of Revenue's (DOR) Office of Ethics and Employee Responsibility investigates allegations of suspected misconduct or impropriety involving DOR employees.

Posted August 4, 2026

Overview

The Office of Ethics and Employee Responsibility’s main mission is to promote accountability and transparency within DOR by administering and enforcing the:

  •  DOR Code of Conduct 
  • Article 29 Professional Standards, as well as 
  • All applicable DOR Policies and Procedures, Executive Orders, and all relevant State and Federal statutes. 

As part of this mission, in order to ensure employee integrity, inspectors investigate allegations of misconduct involving and/or related to all DOR and ANF-IT employees, including but not limited to: 

  • The disclosure of confidential information
  • Threats/assaults
  • Bribes 
  • Thefts 
  • Conflict of interest violations and 
  • Browsing/unauthorized accesses of confidential information. 

In some cases, investigations may involve allegations of misconduct against third parties outside of DOR, such as taxpayers or CSS clients, where DOR employees are the reporting parties and/or victims.

How to Report

You may report DOR misconduct the following ways.

OnlineBy PhoneBy Mail
Email OEERInquiry@dor.state.ma.us.Call the hotline at 617-626-2130. Massachusetts Department of Revenue
Office of Ethics and Employee Responsibility
P.O. Box 7093
Boston, MA 02204

How to Report Other Forms of Misconduct

If you wish to report any suspected violations of Massachusetts tax laws or suspicious activity relating to the sale of tobacco products in the Commonwealth, contact the DOR's Audit Fraud Hotline at (617) 887-6350 or send correspondence to:

Massachusetts Department of Revenue
Criminal Investigations Bureau
100 Cambridge St.
Suite 700
Boston, MA 02114

Visit DOR's Criminal Investigations Bureau page for more information.

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